elijahporche12
elijahporche12 elijahporche12
  • 09-07-2021
  • Mathematics
contestada

Evaluate z^2−3 z+4 , when z=−4

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samuelthankgod
samuelthankgod samuelthankgod
  • 09-07-2021

Answer:

8

Step-by-step explanation:

=z²-3z+4 when z is 4

=4²-3(4)+4

=16-12+4

=8

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katiey1457 katiey1457
  • 09-07-2021
It should be -19

I got the answer by plugging it into Desmos scientific calculator.
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